Use TCP/IP sockets instead of UNIX sockets for uWSGI

The UNIX sockets sometimes timed out, so this is a test to see if TCP/IP
sockets work better.

docker/nginx/sites-available/mydata

@@ -4,7 +4,7 @@ server {
     server_name mydata.blender.org mydata.local mydata.sintel.local;
 
     location / {
-        uwsgi_pass  unix:/var/www/mydata/uwsgi.sock;
+        uwsgi_pass  localhost:8003;
         include     uwsgi_params;
         uwsgi_param HTTPS on;
         proxy_read_timeout 30s;

docker/nginx/sites-available/opendata

@@ -4,7 +4,7 @@ server {
     server_name opendata.blender.org opendata.local opendata.sintel.local;
 
     location / {
-        uwsgi_pass  unix:/var/www/opendata/uwsgi.sock;
+        uwsgi_pass  localhost:8002;
         include     uwsgi_params;
         uwsgi_param HTTPS on;
         proxy_read_timeout 30s;

docker/uwsgi/mydata.ini

@@ -4,7 +4,7 @@ plugins = python3
 master = true
 enable-threads = true
 processes = 1
-socket = /var/www/mydata/uwsgi.sock
+socket = localhost:8003
 virtualenv = /var/www/mydata/.venv/
 chdir = /var/www/mydata
 module = mydata.wsgi:application

docker/uwsgi/opendata.ini

@@ -4,7 +4,7 @@ plugins = python3
 master = true
 enable-threads = true
 processes = 1
-socket = /var/www/opendata/uwsgi.sock
+socket = localhost:8002
 virtualenv = /var/www/opendata/.venv/
 chdir = /var/www/opendata
 module = opendata.wsgi:application